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/*
 * Copyright (C) 2010-2014, Danilo Pianini and contributors
 * listed in the project's pom.xml file.
 * 
 * This file is part of Alchemist, and is distributed under the terms of
 * the GNU General Public License, with a linking exception, as described
 * in the file LICENSE in the Alchemist distribution's top directory.
 */
package org.danilopianini.lang;

import java.io.Serializable;

/**
 * @author Danilo Pianini
 * 
 */
public class RangedInteger implements Serializable {

	private static final long serialVersionUID = -3744683307445983378L;
	private final int max;
	private final int min;
	private int val;

	/**
	 * @param minimum
	 *            the minimum
	 * @param maximum
	 *            the maximum
	 */
	public RangedInteger(final int minimum, final int maximum) {
		min = minimum;
		max = maximum;
		val = minimum;
	}

	/**
	 * @param minimum
	 *            the minimum
	 * @param maximum
	 *            the maximum
	 * @param current
	 *            the current
	 */
	public RangedInteger(final int minimum, final int maximum, final int current) {
		min = minimum;
		max = maximum;
		setVal(current);
	}

	/**
	 * @return the maximum
	 */
	public int getMax() {
		return max;
	}

	/**
	 * @return the minimum
	 */
	public int getMin() {
		return min;
	}

	/**
	 * @return the current value
	 */
	public int getVal() {
		return val;
	}

	/**
	 * @param value
	 *            the value to set
	 */
	public void setVal(final int value) {
		this.val = Math.min(Math.max(value, min), max);
	}
}